One Direction talks pranks, abs, grooming products and singing in the shower

If you're looking for answers to burning questions like, "Who has the best abs in One Direction?" or "What is the grooming product Zayn Malik simply cannot live without?" then you've come to the right place.

Seventeen magazine sat down with the fine young lads -- also known as Harry Styles, Niall Horan, Louis Tomlinson, Liam Payne and Zayn Malik -- to discuss a wide variety of topics, including the aforementioned. Keep reading to get their answers ...